NAS604-13P
View detailed technical data, stock status, and sourcing information for: NAS604-13P
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An item designed to fit over a packing gland by mating with a surface of a second part which together will retain into a narrow groove or confined space the packing, preformed or o-ring, or an item designed to fit over a rod or shaft, to mate with a stuffing box to confine packing material. It may function as a static or dynamic seal retainer with the packing located on, around, or in the centerline direction of the rod or shaft axis. It may have holes or joints for mounting, be threaded or unthreaded. See also packing nut and packing nut, stuffing tube.
0.780 inches minimum and 0.810 inches maximum fastener length, 3a thread class, right-hand thread direction, 0.709 inches minimum and 0.810 inches maximum thread length, pan head style
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 3a
- Thread Direction
- right-hand
- Thread Length
- 0.709 inches minimum and 0.810 inches maximum
- Fastener Length
- 0.780 inches minimum and 0.810 inches maximum
- Head Style
- pan
- Head Diameter
- 0.473 inches minimum and 0.492 inches maximum
- Head Height
- 0.162 inches minimum and 0.175 inches maximum
- Internal Drive Style
- cross recess type 1
- Nominal Thread Diameter
- 0.250 inches
- Thread Quantity Per Inch
- 28
- Minimum Tensile Strength
- 160000 pounds per square inch
- Hardness Rating
- 36.0 rockwell c minimum and 40.0 rockwell c maximum
- Screw Material
- steel comp 4140 or steel comp e4340 or steel comp 8740
- Screw Material Document And Classification
- mil-s-5626 mil spec 1st material response or mil-s-50008jddmil-s-6049 mil spec 2nd material response
- Screw Surface Treatment
- cadmium and chromate
- Screw Surface Treatment Document And Classification
- qq-p-416,type 2,class 3 fed spec all treatment responses
- Thread Series Designator
- unjf
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5305-00-702-3246 | No Name Available | 12/01/1991 |
Related Parts
This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:
| Part Number | Name |
|---|---|
| NAS604-13P | Machine Screw |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5305-00-435-5266?
Does the NSN 5305-00-435-5266 have a Schedule B code assigned?
Does NSN 5305-00-435-5266 require demilitarization?
Does NSN 5305-00-435-5266 contain precious materials?
Does NSN 5305-00-435-5266 contain hazardous materials?
When the NSN 5305-00-435-5266 was assigned to the Federal Catalog?
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